<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			.left {
				width: 300px;
				height: 200px;
				background: yellow;
				float: left;
				margin-right: 10px;
				margin-bottom: 10px;
				padding: 10px;
				box-sizing: border-box;
			}
			.right {
				width: 300px;
				height: 200px;
				background: green;
				float: left;
				padding: 10px;
				box-sizing: border-box;
			}
			.bottom {
				width: 600px;
				height: 200px;
				background: deepskyblue;
				clear: left;
				padding: 10px;
				box-sizing: border-box;
			}
		</style>
	</head>
	<body>
		<h1>布局方式</h1>
		<div class="left">
			
		</div>
		<div class="right">
			
		</div>
		<div class="bottom">
			
		</div>
	</body>
</html>
